There is one simple lesson -- if all your passwords are the same on each site you use and someone fraudulently obtains your login info for one site, they will have obtained access to all your sites in one small coup.

Against all odds, Facebook has become one of the most powerful tools for the promotion of freedom. It has made spreading the word to organize for a cause easier to do, faster to execute, and more far-reaching.

If there is one thing to keep in mind, it is this -- hackers don't follow traditional fault lines. At any time, you can be the flashing red dot marking the epicenter of a major safety, security, and privacy earthquake.

Until recently, Airbnb was not tossed around in the average news cycle. However, since a story recently broke about malicious use of rented property and Airbnb's apparent woeful management of the crisis, the name is everywhere... and not in a good way.